Quality Assurance (QA) outsourcing is essential for delivering reliable, high-performing software in today’s competitive digital landscape. As industries such as healthcare, finance, and technology demand robust applications, QA outsourcing companies in the USA offer specialized testing services to ensure compliance, performance, and user satisfaction. This article highlights the top 14 QA outsourcing companies in the USA for 2025, delivering innovative, automation-driven, and industry-specific solutions to meet modern software development challenges.
1. A-Listware
At A-Listware, we lead QA outsourcing with cutting-edge testing solutions designed to ensure software reliability and performance across diverse industries. Our expertise in automation, performance, and security testing empowers businesses to achieve seamless software delivery while maintaining compliance and user satisfaction. We provide comprehensive QA services, leveraging advanced tools and agile methodologies to support DevOps environments, particularly for sectors like e-commerce, healthcare, and technology.
Our QA outsourcing services utilize AI-driven testing frameworks and continuous integration pipelines to deliver real-time defect detection, performance optimization, and scalability. By offering end-to-end testing, including functional, regression, and load testing, we ensure software resilience and accelerate time-to-market. A-Listware’s tailored QA solutions enable organizations to reduce costs, enhance product quality, and thrive in a dynamic digital landscape.
Key Highlights
- Leadership in automation-driven QA solutions
- Expertise in agile and DevOps testing environments
- AI-driven testing for real-time defect detection
- Tailored QA for e-commerce, healthcare, and technology
- Comprehensive functional and performance testing
- Continuous integration for seamless delivery
Key Services
- Automation testing
- Performance and load testing
- Security and penetration testing
- Functional and regression testing
- DevOps-driven QA integration
- Mobile and web application testing
Contact Information
- Website: a-listware.com
- Email: info@a-listware.com
- Facebook: facebook.com/alistware
- LinkedIn: linkedin.com/company/a-listware/mycompany
- Address: North Bergen, NJ 07047, USA
- Phone Number: +1 (888) 337 93 73
2. QASource
QASource provides comprehensive QA outsourcing services, offering end-to-end testing for web, mobile, and enterprise applications. With over 20 years of experience, the company specializes in automation, performance, and security testing, serving industries such as healthcare, finance, and SaaS. Its dedicated QA engineers work closely with client teams to ensure high-quality software delivery through agile and DevOps methodologies.
The company leverages advanced testing tools and frameworks to deliver scalable, cost-effective QA solutions. From functional testing to API and cloud testing, QASource ensures software reliability and performance across diverse conditions. Its global delivery model and client-centric approach enable businesses to achieve faster time-to-market while adhering to strict quality standards.
Key Highlights
- Specialized in automation and performance testing
- Serves healthcare, finance, and SaaS industries
- Supports agile and DevOps workflows
- Scalable global delivery model
- Cost-effective, client-focused QA solutions
Key Services
- Automation testing
- Performance and load testing
- Security testing
- Functional and regression testing
- API and cloud testing
- Mobile and web application testing
Contact Information
- Website: qasource.com
- Email: info@qasource.com
- Phone: +1 925 271 5555
- Address: 73 Ray St, Pleasanton, CA 94566
- Facebook: facebook.com/pages/QASource/157776774296956
- X (Twitter): x.com/qasource
- LinkedIn: linkedin.com/company/qasource
- YouTube: youtube.com/@qasource2.0
3. Testlio
Testlio offers networked testing solutions, combining automation and human-powered QA to deliver high-quality software for global enterprises. The platform supports functional, usability, and localization testing, catering to industries like technology, gaming, and e-commerce. Its global network of testers provides flexible, scalable QA services tailored to client requirements.
The company’s fused testing approach integrates automated scripts with real-world user testing to ensure software performs seamlessly across devices and markets. Testlio’s data-driven insights and rapid testing cycles help businesses achieve faster releases while maintaining quality, making it a trusted partner for mobile and web application QA.
Key Highlights
- Networked testing with global tester community
- Expertise in functional and localization testing
- Serves technology, gaming, and e-commerce sectors
- Combines automation and human-powered testing
- Data-driven QA insights
- Rapid testing cycles for faster releases
Key Services
- Functional testing
- Usability testing
- Localization testing
- Automation testing
- Mobile and web application testing
- Exploratory testing
Contact Information
- Website: testlio.com
- Email: Hi@testlio.com
- Address: 8911 N Capital of Texas Hwy, Suite 4200 #1081, Austin, TX 78759, USA
- LinkedIn: linkedin.com/company/testlio
4. QA Mentor
QA Mentor provides award-winning QA outsourcing services, offering over 300 testing types to ensure software quality across industries like finance, healthcare, and retail. With 12 years of experience and a global presence, the company delivers customized QA solutions, including automation, performance, and security testing, to meet diverse client needs.
The company’s proprietary tools and agile methodologies enable efficient testing cycles, ensuring defect-free software delivery. QA Mentor’s dedicated teams provide transparent, metrics-driven testing processes, optimizing performance and compliance for web, mobile, and enterprise applications.
Key Highlights
- Over 300 testing types for comprehensive QA
- 12 years of global QA expertise
- Customized solutions for finance, healthcare, and retail
- Proprietary tools for efficient testing
- Transparent, metrics-driven QA processes
- Supports agile and DevOps environments
Key Services
- Automation testing
- Performance testing
- Security testing
- Functional and regression testing
- Mobile and web application testing
- Compatibility testing
Contact Information
- Website: qamentor.com
- Email: support@qamentor.com
- Phone: 1-800-622-2602
- Address: 1441 Broadway, 3rd Floor, New York, NY 10018, USA
- Facebook: facebook.com/QAMENTOR1
- X (Twitter): x.com/QAMENTOR1
- LinkedIn: linkedin.com/company/qa-mentor-inc
- YouTube: youtube.com/@QAMENTORTESTING
5. ScienceSoft
ScienceSoft delivers QA outsourcing services with 35 years of IT expertise, providing testing solutions for healthcare, finance, and retail applications. Its ISO 9001-certified processes ensure high-quality software through functional, performance, and security testing, tailored to client-specific requirements.
The company leverages automation frameworks and AI-driven testing tools to enhance efficiency and accuracy. ScienceSoft supports agile and DevOps workflows, offering end-to-end testing for web, mobile, and enterprise systems, ensuring compliance and seamless user experiences across platforms.
Key Highlights
- 35 years of IT and QA expertise
- ISO 9001-certified QA processes
- Tailored testing for healthcare, finance, and retail
- AI-driven automation testing
- Supports agile and DevOps methodologies
- Comprehensive compliance testing
Key Services
- Functional testing
- Performance testing
- Security testing
- Automation testing
- Mobile and web application testing
- Usability and compatibility testing
Contact Information
- Website: scnsoft.com
- Email: contact@scnsoft.com
- Phone: +1 214 306 6837
- Address: 5900 S. Lake Forest Drive Suite 300, McKinney, TX 75070, USA
- Facebook: facebook.com/sciencesoft.solutions
- X (Twitter): x.com/ScienceSoft
- LinkedIn: linkedin.com/company/sciencesoft
- YouTube: youtube.com/@sciencesoft-usa-corporation
6. TestFort
TestFort provides QA outsourcing services focused on automation, performance, and mobile testing for technology and e-commerce sectors. With over 20 years of experience, the company offers tailored testing solutions to ensure software reliability and scalability across web and mobile platforms.
TestFort combines manual and automated testing approaches to deliver comprehensive QA, including functional, usability, and security testing. Its agile processes and client-focused delivery ensure rapid testing cycles and high-quality software, making it a reliable partner for businesses seeking efficient QA outsourcing.
Key Highlights
- Over 20 years of QA expertise
- Focused on automation and mobile testing
- Serves technology and e-commerce sectors
- Combines manual and automated testing
- Agile processes for rapid delivery
- Client-focused QA solutions
Key Services
- Automation testing
- Performance testing
- Mobile testing
- Functional testing
- Security testing
- Usability testing
Contact Information
- Website: testfort.com
- Email: contacts@testfort.com
- Address: 297 Kingsbury Grade, Stateline, Nevada
- Phone: +1 310 388 9334
- X (Twitter): x.com/Testfort_inc
- Instagram: instagram.com/testfort_ua
- LinkedIn: linkedin.com/company/testfortqa
7. Cigniti
Cigniti offers QA outsourcing services with a focus on digital assurance and testing for industries like healthcare, finance, and retail. The company provides end-to-end testing solutions, including automation, performance, and security testing, to ensure software quality and compliance.
Cigniti’s expertise in AI-driven testing and agile methodologies enables efficient delivery of defect-free software. Its global delivery model and advanced testing frameworks support businesses in achieving faster time-to-market and enhanced user experiences across web and mobile applications.
Key Highlights
- Expertise in digital assurance and testing
- Serves healthcare, finance, and retail industries
- AI-driven testing solutions
- Supports agile methodologies
- Global delivery model
- Advanced testing frameworks
Key Services
- Automation testing
- Performance testing
- Security testing
- Functional testing
- Mobile and web application testing
- Digital assurance testing
Contact Information
- Website: cigniti.com
- Phone: +1 469 673 3443
- Address: 433 E Las Colinas Blvd, Suite 1300, Irving, TX 75039
- Facebook: facebook.com/cignititechnologies
- LinkedIn: linkedin.com/company/cigniti-inc
- YouTube: youtube.com/user/Cignititechnologies
8. QualityLogic
QualityLogic provides QA outsourcing services with a focus on functional, performance, and accessibility testing for industries like technology, finance, and media. The company offers tailored testing solutions to ensure software quality and compliance across web, mobile, and enterprise applications.
QualityLogic’s expertise in agile methodologies and advanced testing tools supports efficient delivery of defect-free software. Its comprehensive testing services and client-focused approach enable businesses to achieve reliable performance and enhanced user experiences.
Key Highlights
- Expertise in functional and accessibility testing
- Serves technology, finance, and media industries
- Supports agile methodologies
- Advanced testing tools
- Client-focused QA solutions
- Comprehensive testing services
Key Services
- Functional testing
- Performance testing
- Accessibility testing
- Automation testing
- Mobile and web application testing
- Compatibility testing
Contact Information
- Website: qualitylogic.com
- Email: info@qualitylogic.com
- Phone: +1 208-424-1905
- Address: 9576 West Emerald St, Suite 100 Boise
- Facebook: facebook.com/QualityLogic
- X (Twitter): x.com/QualityLogic
- LinkedIn: linkedin.com/company Zaman Khan/qualitylogic
- YouTube: youtube.com/@QualityLogic
9. ImpactQA
ImpactQA offers QA outsourcing services specializing in automation, performance, and security testing for industries like healthcare, finance, and e-commerce. The company provides end-to-end testing solutions to ensure software reliability, scalability, and compliance with industry standards.
ImpactQA’s agile testing processes and AI-driven tools enable efficient defect detection and performance optimization. Its global delivery model and expertise in web and mobile application testing make it a reliable partner for businesses seeking high-quality QA outsourcing.
Key Highlights
- Specializes in automation and security testing
- Serves healthcare, finance, and e-commerce industries
- Agile testing processes
- AI-driven testing tools
- Global delivery model
- Expertise in web and mobile testing
Key Services
- Automation testing
- Performance testing
- Security testing
- Functional testing
- Mobile and web application testing
- Compatibility testing
Contact Information
- Website: impactqa.com
- Email: solutions@impactqa.com
- Phone: +1 (469) 891-7117
- Address:12650 Crossroads Park Dr,Suite 100, Houston, Texas, 77065
- Facebook: facebook.com/ImpactQA
- X (Twitter): x.com/Impact_QA
- LinkedIn: linkedin.com/company/impactqa-it-services-pvt-ltd
- Instagram: instagram.com/impactqa
- YouTube: youtube.com/@impactqa8705
10. TestingXperts
TestingXperts delivers QA outsourcing services with a focus on automation, performance, and security testing for industries such as healthcare, finance, and technology. The company provides comprehensive testing solutions to ensure software quality, scalability, and compliance.
TestingXperts leverages advanced testing frameworks and agile methodologies to deliver efficient, defect-free software. Its global delivery model and client-centric approach support businesses in achieving faster time-to-market and enhanced user experiences across web and mobile applications.
Key Highlights
- Expertise in automation and security testing
- Serves healthcare, finance, and technology industries
- Advanced testing frameworks
- Agile methodologies
- Global delivery model
- Client-centric QA solutions
Key Services
- Automation testing
- Performance testing
- Security testing
- Functional testing
- Mobile and web application testing
- Accessibility testing
Contact Information
- Website: testingxperts.com
- Address: 650 Wilson Ln, Suite 201, Mechanicsburg, PA 17055, United States
- Phone: +1 866 888 5353
- X (Twitter): x.com/TestingXperts
- Facebook: facebook.com/testingxperts
- LinkedIn: linkedin.com/company/testingxperts
11. Codoid
Codoid provides QA outsourcing services specializing in automation, performance, and mobile testing for industries like healthcare, finance, and technology. The company offers tailored testing solutions to ensure software reliability, scalability, and compliance with industry standards.
Codoid’s expertise in agile methodologies and advanced testing tools enables efficient defect detection and performance optimization. Its client-focused approach and comprehensive testing services make it a trusted partner for web and mobile application QA.
Key Highlights
- Specializes in automation and mobile testing
- Serves healthcare, finance, and technology industries
- Agile methodologies
- Advanced testing tools
- Client-focused QA solutions
- Comprehensive testing services
Key Services
- Automation testing
- Performance testing
- Mobile testing
- Functional testing
- Security testing
- Compatibility testing
Contact Information
- Website: codoid.com
- Email: sales@codoid.com
- Address: 539 W. Commerce St #428, Dallas, TX – 75208
- Phone: +1 833 (685) 6161
- Facebook: facebook.com/codoid.innovations
- X (Twitter): x.com/codoid
- LinkedIn: linkedin.com/company/codoid-qacompany
- Instagram: instagram.com/codoid.innovations
- YouTube: youtube.com/@Codoid
12. DeviQA
DeviQA offers QA outsourcing services focused on automation, performance, and security testing for industries such as healthcare, finance, and e-commerce. The company provides end-to-end testing solutions to ensure software reliability, scalability, and compliance.
DeviQA’s agile testing processes and advanced tools support efficient delivery of defect-free software. Its expertise in web and mobile application testing and client-centric approach make it a reliable partner for businesses seeking high-quality QA outsourcing.
Key Highlights
- Focused on automation and security testing
- Serves healthcare, finance, and e-commerce industries
- Agile testing processes
- Advanced testing tools
- Client-centric QA solutions
- Expertise in web and mobile testing
Key Services
- Automation testing
- Performance testing
- Security testing
- Functional testing
- Mobile and web application testing
- Usability testing
Contact Information
- Website: deviqa.com
- Email: info@deviqa.com
- Phone: +1 805 491 9331
- Address: New York City 521 Fifth Ave
- Facebook: facebook.com/deviQASolutions
- LinkedIn: linkedin.com/company/deviqa
13. F22 Labs
F22 Labs provides QA outsourcing services with a focus on functional, performance, and mobile testing for technology and e-commerce sectors. The company offers tailored testing solutions to ensure software reliability and scalability across web and mobile platforms.
F22 Labs leverages agile methodologies and advanced testing tools to deliver efficient, high-quality QA services. Its client-focused approach and expertise in web and mobile application testing make it a trusted partner for businesses seeking reliable QA outsourcing.
Key Highlights
- Focused on functional and mobile testing
- Serves technology and e-commerce sectors
- Agile methodologies
- Advanced testing tools
- Client-focused QA solutions
- Expertise in web and mobile testing
Key Services
- Functional testing
- Performance testing
- Mobile testing
- Automation testing
- Security testing
- Compatibility testing
Contact Information
- Website: f22labs.com
- Email: hello@f22labs.com
- Address: 16192 Coastal Highway Lewes 19958 Delaware
- Facebook: facebook.com/f22labs
- X (Twitter): x.com/f22labs
- LinkedIn: linkedin.com/company/f22-labs
14. A1QA
A1QA delivers QA outsourcing services specializing in automation, performance, and security testing for industries like healthcare, finance, and technology. The company provides comprehensive testing solutions to ensure software quality, scalability, and compliance with industry standards.
A1QA’s expertise in agile methodologies and advanced testing frameworks enables efficient defect detection and performance optimization. Its global delivery model and client-centric approach make it a reliable partner for web and mobile application QA.
Key Highlights
- Specializes in automation and security testing
- Serves healthcare, finance, and technology industries
- Agile methodologies
- Advanced testing frameworks
- Global delivery model
- Client-centric QA solutions
Key Services
- Automation testing
- Performance testing
- Security testing
- Functional testing
- Mobile and web application testing
- Compatibility testing
Contact Information
- Website: a1qa.com
- Email: info@a1qa.com
- Phone: +1 720 207 5122
- Address: 160 Clairemont Ave, Suite 200, Decatur, GA 30030
- Facebook: facebook.com/a1qa.software.testing
- X (Twitter): https://x.com/a1qa_testing
- LinkedIn: linkedin.com/company/a1qa
Conclusion
The 14 QA outsourcing companies in the USA for 2025 provide critical solutions for ensuring software quality in enterprise ecosystems. A-Listware’s leadership in automation-driven QA, alongside the expertise of firms like QASource, Testlio, and QA Mentor, delivers scalable, industry-specific testing services for sectors like healthcare, finance, and technology. These companies leverage AI-driven tools, agile methodologies, and global delivery models to address challenges like rapid development cycles and compliance requirements. By adopting advanced testing frameworks, they enable organizations to enhance software reliability, accelerate time-to-market, and achieve operational excellence in a digital-first world.
